Across
- 2. Lime water turns milky due to formation of ______ on passing carbondioxide
- 4. Pure salts can undergo this process and crystals can be obtained
- 6. When properties like size, shape or state of substance changes then it is called ______ change
- 9. Ash that forms on burning a magnesium ribbon
- 10. Reaction of copper sulphate and Iron
- 11. Burning is a ________ type of change
- 12. Process of depositing a layer of zinc on iron
Down
- 1. The gas produced in the reaction between vinegar and baking soda
- 3. Blue vitriol
- 5. Changes that can make a completely new substance
- 7. Changes that can be brought to their original state
- 8. Iron turns reddish brown on reaction with oxygen and water